Open-source AI agents

run-llama

llama_index

★ 52,884

A framework for building document agents and retrieval applications.

KeygraphHQ

shannon

★ 51,848

Shannon is an autonomous white-box AI pentester that analyzes source code, finds attack paths and runs real exploits to prove vulnerabilities pre-production.

danny-avila

LibreChat

★ 47,102

LibreChat is a self-hostable, ChatGPT-style chat interface that unifies many AI providers with model switching, agents, MCP tools and a sandboxed code interpreter.

omacom

omarchy

★ 46,947

Beautiful, Modern & Opinionated Linux

ifixai-ai

iFixAi

★ 45,223

Independent Auditing of AI Agents. Run by human or the agent itself, to answer the most crucial question in the AI Agent Economy. Is the agent doing what is supposed to do? With iFixAi you can have this answer in less than 120 seconds.

langchain-ai

langgraph

★ 44,869

Build resilient, stateful AI agents and agent workflows.

Niko1221

Strata

★ 43,819

Qwen3.8-Flash-Next on any consumer hardware: one-click install for Windows / Linux. Strata inference engine, OpenAI/Anthropic API on localhost, optional image input.

wshobson

agents

★ 42,486

Marketplace of 94 agentic plugins, 203 agents, 175 skills, and 109 commands kept in one Markdown source and consumed natively by Claude Code, Codex CLI, and Cursor.

directus

directus

★ 38,711

The flexible backend for all your projects 🐰 Turn your DB into a headless CMS, admin panels, or apps with a custom UI, instant APIs, auth & more.

alchaincyf

nuwa-skill

★ 38,235

The next employee you want to distill doesn't have to be a colleague. Distill anyone's way of thinking - mental models, decision heuristics, and expression DNA. Distill how anyone thinks.

Tencent

WeKnora

★ 37,395

Open-source LLM knowledge platform: turn raw documents into a queryable RAG, an autonomous reasoning agent, and a self-maintaining Wiki.

yetone

magpie

★ 36,082

Every agent's model. One place. Codex on DeepSeek, Claude Code on Kimi, from the menu bar.

mukul975

Anthropic-Cybersecurity-Skills

★ 36,073

817 structured cybersecurity skills for AI agents · Mapped to 6 frameworks: MITRE ATT&CK, NIST CSF 2.0, MITRE ATLAS, D3FEND, NIST AI RMF & MITRE F3 (Fight Fraud) · agentskills.io standard · Works with Claude Code, GitHub Copilot, Codex CLI, Cursor, Gemini CLI & 20+ platforms · 29 security domains · Apache 2.0

lissy93

web-check

★ 35,502

🕵️‍♂️ All-in-one OSINT tool for analysing any website

google-research

timesfm

★ 35,457

TimesFM (Time Series Foundation Model) is a pretrained time-series foundation model developed by Google Research for time-series forecasting.

h4ckf0r0day

obscura

★ 34,925

The headless browser for AI agents and web scraping

huggingface

agents-course

★ 34,820

This repository contains the Hugging Face Agents Course.

Gitlawb

openclaude

★ 34,344

runs anywhere. uses anything

vxcontrol

pentagi

★ 34,102

PentAGI runs fully autonomous AI agents for complex penetration testing, self-hosted and configurable with OpenAI, Anthropic, Ollama, and other LLM providers.

mksglu

context-mode

★ 34,053

Context window optimization for AI coding agents. Sandboxes tool output (98% reduction), persists session memory, and enforces routing across 17 platforms via MCP + hooks.

vercel-labs

agent-skills

★ 34,015

Vercel's official collection of agent skills

CloakHQ

CloakBrowser

★ 32,877

Stealth Chromium that passes every bot detection test. Drop-in Playwright replacement with source-level fingerprint patches. 30/30 tests passed.

getzep

graphiti

★ 32,792

Build Real-Time Knowledge Graphs for AI Agents

SigNoz

signoz

★ 32,624

SigNoz is an open-source, OpenTelemetry-native observability platform for your team and their AI agents. Get logs, metrics, and traces in one tool with features like APM, distributed tracing, log management, infra monitoring, etc. Combined with SigNoz MCP and a native AI teammate (in SigNoz Cloud) it helps you build more resilient apps.